zsyscall_windows.go 1.6 KB

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  1. //go:build windows
  2. // Code generated by 'go generate' using "github.com/Microsoft/go-winio/tools/mkwinsyscall"; DO NOT EDIT.
  3. package socket
  4. import (
  5. "syscall"
  6. "unsafe"
  7. "golang.org/x/sys/windows"
  8. )
  9. var _ unsafe.Pointer
  10. // Do the interface allocations only once for common
  11. // Errno values.
  12. const (
  13. errnoERROR_IO_PENDING = 997
  14. )
  15. var (
  16. errERROR_IO_PENDING error = syscall.Errno(errnoERROR_IO_PENDING)
  17. errERROR_EINVAL error = syscall.EINVAL
  18. )
  19. // errnoErr returns common boxed Errno values, to prevent
  20. // allocations at runtime.
  21. func errnoErr(e syscall.Errno) error {
  22. switch e {
  23. case 0:
  24. return errERROR_EINVAL
  25. case errnoERROR_IO_PENDING:
  26. return errERROR_IO_PENDING
  27. }
  28. return e
  29. }
  30. var (
  31. modws2_32 = windows.NewLazySystemDLL("ws2_32.dll")
  32. procbind = modws2_32.NewProc("bind")
  33. procgetpeername = modws2_32.NewProc("getpeername")
  34. procgetsockname = modws2_32.NewProc("getsockname")
  35. )
  36. func bind(s windows.Handle, name unsafe.Pointer, namelen int32) (err error) {
  37. r1, _, e1 := syscall.SyscallN(procbind.Addr(), uintptr(s), uintptr(name), uintptr(namelen))
  38. if r1 == socketError {
  39. err = errnoErr(e1)
  40. }
  41. return
  42. }
  43. func getpeername(s windows.Handle, name unsafe.Pointer, namelen *int32) (err error) {
  44. r1, _, e1 := syscall.SyscallN(procgetpeername.Addr(), uintptr(s), uintptr(name), uintptr(unsafe.Pointer(namelen)))
  45. if r1 == socketError {
  46. err = errnoErr(e1)
  47. }
  48. return
  49. }
  50. func getsockname(s windows.Handle, name unsafe.Pointer, namelen *int32) (err error) {
  51. r1, _, e1 := syscall.SyscallN(procgetsockname.Addr(), uintptr(s), uintptr(name), uintptr(unsafe.Pointer(namelen)))
  52. if r1 == socketError {
  53. err = errnoErr(e1)
  54. }
  55. return
  56. }